Hybrid Mainframe Developer — CICS / z/OS Expert

N Consulting Limited; Greater London; Hybrid; GBP 55,350 - 64,575; Part time

Job summary

N Consulting Limited is seeking a Mainframe Developer with experience in IBM Mainframe technologies, including CICS, z/OS, and COBOL, to work on critical banking applications. The role involves development, maintenance, and optimization of legacy systems, with a focus on performance tuning and production support. Candidates should have strong skills in DB2, IMS, and experience with Agile methodologies. This is a contract position based in London, offering a hybrid work model.

Qualifications

• 5+ years of experience in Mainframe development with expertise in IBM technologies.
• Strong troubleshooting and performance tuning skills required.
• Experience in production support and incident management.

Responsibilities

• Develop, maintain, and enhance applications on IBM z/OS platform.
• Optimize SQL queries and perform DB2 performance tuning.
• Support online and batch processing environments.

Skills

IBM Mainframe

z/OS

CICS

COBOL

JCL

DB2

IMS

VSAM

Control-M

Cloud Integration

Tools

Endevor

ChangeMan

File-AID

Expeditor

SDSF

Job description

N Consulting Limited is seeking a Mainframe Developer with experience in IBM Mainframe technologies, including CICS, z/OS, and COBOL, to work on critical banking applications. The role involves development, maintenance, and optimization of legacy systems, with a focus on performance tuning and production support. Candidates should have strong skills in DB2, IMS, and experience with Agile methodologies. This is a contract position based in London, offering a hybrid work model.